Wavelength division multiplexing is equivalent to optical multiplexing
In fiber-optic communications, wavelength-division multiplexing (WDM) is a technology which multiplexes a number of optical carrier signals onto a single optical fiber by using different wavelengths (i. It can perform additional roles like providing redundancy, supporting advanced topologies, reducing hardware and cost, etc. This guide gives a top level understanding of Wavelength Division Multiplexing, Coarse Wavelength Division Multiplexing and Dense Wavelength Division Multiplexing.
Read More